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[progcomp2012.git] / progcomp / agents / asmodeus / path.py

diff --git a/progcomp/agents/asmodeus/path.py b/progcomp/agents/asmodeus/path.py
new file mode 100644 (file)
index 0000000..3f08979
--- /dev/null
+++ b/progcomp/agents/asmodeus/path.py
@@ -0,0 +1,57 @@
+
+import sys
+import random
+
+
+class PathFinder:
+       def __init__(self):
+               self.visited = []
+
+               pass
+
+       def pathFind(self, start, end, board):
+               if start[0] == end[0] and start[1] == end[1]:
+                       #sys.stderr.write("Got to destination!\n")
+                       return []
+
+               if self.visited.count(start) > 0:
+                       #sys.stderr.write("Back track!!\n")
+                       return False
+               if start[0] < 0 or start[0] >= len(board) or start[1] < 0 or start[1] >= len(board[start[0]]):
+                       #sys.stderr.write("Out of bounds!\n")
+                       return False
+               if len(self.visited) > 0 and board[start[0]][start[1]] != None:
+                       #sys.stderr.write("Full position!\n")
+                       return False
+
+
+               
+               self.visited.append(start)
+               left = (start[0]-1, start[1])
+               right = (start[0]+1, start[1])
+               up = (start[0], start[1]-1)
+               down = (start[0], start[1]+1)
+               choices = [left, right, up, down]
+               choices.sort(key = lambda e : random.randint(0,5))
+               options = []
+               for point in choices:
+                       option = [point, self.pathFind(point,end,board)]
+                       if option[1] != False:
+                               options.append(option)  
+
+               options.sort(key = lambda e : len(e[1]))
+               if len(options) == 0:
+                       #sys.stderr.write("NO options!\n")
+                       return False
+               else:
+                       if options[0][0] == left:
+                               options[0][1].insert(0,"LEFT")
+                       elif options[0][0] == right:
+                               options[0][1].insert(0,"RIGHT")
+                       elif options[0][0] == up:
+                               options[0][1].insert(0,"UP")
+                       elif options[0][0] == down:
+                               options[0][1].insert(0,"DOWN")
+               #sys.stderr.write("PathFind got path " + str(options[0]) + "\n")
+               return options[0][1]
+